diff --git a/requirements.txt b/requirements.txt
index 78a1098..3313622 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ botocore==1.5.58
 bs4==0.0.1
 BTrees==4.4.1
 categorical-distance==1.9
-certifi==2017.4.17
+certifi==2023.7.22
 chardet==3.0.3
 click==6.7
 datetime-distance==0.1.3